thinkcode.com.br - robtex.com
thinkcode.com.br
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:6047🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:ae03🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.96.71Cloudflare104.21.96.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.174.3🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | coco.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a68🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coco.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c068🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | coco.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2068🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | coco.ns.cloudflare.com | ||||||
| A | 108.162.192.104🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coco.ns.cloudflare.com | ||||||
| A | 172.64.32.104🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coco.ns.cloudflare.com | ||||||
| A | 173.245.58.104🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | coco.ns.cloudflare.com | ||||||
| NS | lamar.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c8e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c38e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:238e🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 108.162.195.142🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 162.159.44.142Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 172.64.35.142🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| MX | mx1.com4datacenter.com.br ⭐ | ||||||
| A | 189.90.130.245🇧🇷 Com4189.90.128.0/22 Paulo Henrique Ferreira | ||||||
| PTR | mx1.com4datacenter.com.br | ||||||
| MX | mx2.com4datacenter.com.br ⭐ | ||||||
| A | 189.90.130.244🇧🇷 Com4189.90.128.0/22 Paulo Henrique Ferreira | ||||||
| PTR | mx2.com4datacenter.com.br | ||||||
| TXT | v=spf1 +a +mx +ip4:189.90.130.0/24 -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.96.71, 172.67.174.3 | ||||||
| IPv6 hints | 2606:4700:3032::6815:6047, 2606:4700:3037::ac43:ae03 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=185, name=cloudflare-ech.com | ||||||
| SOA | coco.ns.cloudflare.comdns@cloudflare.com serial=2419772947 | ||||||
com.br
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.br ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.br ⚠️ Not in parent delegation | ||||||
| NS | c.dns.br ⚠️ Not in parent delegation | ||||||
| NS | d.dns.br ⚠️ Not in parent delegation | ||||||
| NS | e.dns.br ⚠️ Not in parent delegation | ||||||
| NS | f.dns.br ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.brhostmaster@registro.br serial=2026318042 | ||||||
rank #2420 in the tld
WOT: SAFE (69/100)
Same first word
Similar names
Previous names
Next names
DNS History
8 records (8 active, 0 former)
●NScoco.ns.cloudflare.com2026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 01:53:58
●NSlamar.ns.cloudflare.com2026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 01:53:58
●MXmx1.com4datacenter.com.br2026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 01:53:58
●MXmx2.com4datacenter.com.br2026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 01:53:58
●A104.21.96.712026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 01:53:58
●A172.67.174.32026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 01:53:58
●A2606:4700:3032::6815:60472026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 01:53:58
●A2606:4700:3037::ac43:ae032026-09-04 → 2026-11-14 · 2 obs
● 2026-11-14 01:53:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | f.dns.br, d.dns.br, b.dns.br, e.dns.br... | - |
| thinkcode.com.br | coco.ns.cloudflare.com, lamar.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.35.142
NS records: coco.ns.cloudflare.com, lamar.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 554ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.174.3, 104.21.96.71 |
| AAAA | 2 | 2606:4700:3037::ac43:ae03, 2606:4700:3032::6815:6047 |
| NS | 2 | coco.ns.cloudflare.com, lamar.ns.cloudflare.com |
| MX | 2 | mx1.com4datacenter.com.br (pri: 10), mx2.com4datacenter.com.br (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +ip4:189.90.130.0/24 -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | coco.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
thinkcode.com.br points to the four IP addresses 104.21.96.71, 172.67.174.3, 2606:4700:3032::6815:6047 and 2606:4700:3037::ac43:ae03.
smartdatawp.com, poltekkeskotabatam.org, jshrd.net plus two other host names have IP numbers in common with thinkcode.com.br.
Name Servers
thinkcode.com.br is served by two delegated name servers, coco.ns.cloudflare.com and lamar.ns.cloudflare.com.
The name server configuration of thinkcode.com.br is shared with other domains, for instance dynodhan.xyz, santoriniexp.com.br, palmveinpay.com.br and two others.
At least some of thinkcode.com.br's name servers are shared with other domains, for example nocodeuk.org, mzansitok.com, spacecommerce.tv and two more.
These name servers tend to be used in conjunction with the name servers ernest.ns.cloudflare.com.
Hosts with 6 IP addresses each:
coco.ns.cloudflare.com carries IP addresses 108.162.192.104, 172.64.32.104 and 173.245.58.104, with 3 other addresses beyond those.
lamar.ns.cloudflare.com carries IP addresses 108.162.195.142, 162.159.44.142 and 172.64.35.142, with 3 other addresses beyond those.
Mail Servers
thinkcode.com.br uses two mail servers, mx1.com4datacenter.com.br and mx2.com4datacenter.com.br.
The mail server setup of thinkcode.com.br matches that of other domains such as acerobota.com.br, ideak.com.br, suaempresa.com.br and two others.
At least a portion of thinkcode.com.br's mail servers are shared with other domains, among them sacramentosvinifer.com and sysprocard.com.br.
Each of mx1.com4datacenter.com.br and mx2.com4datacenter.com.br has one IP address: mx1.com4datacenter.com.br uses 189.90.130.245 and mx2.com4datacenter.com.br uses 189.90.130.244.